IrfanView is a fast, compact (just 6 MB) graphic viewer that is freeware for non-commercial use. It supports Windows XP, Vista, 7, 8, 10, and 11 in 32 and 64-bit versions, with multi-language and Unicode support. The program is designed to be simple but powerful, offering a load of features like viewing images, converting and optimizing files, scanning and printing, creating slideshows, batch processing, and more. The author, Irfan Skiljan, expresses gratitude to loyal users for their good wishes and appreciation. Overall, IrfanView is a versatile tool with surprising capabilities packed into a small package.
https://www.irfanview.com/